Student Assistant (HiWi) vs Werkstudent: Which is Better?

The Two Paths to Experience

When you start your Master's degree in Germany, you have two primary options for gaining degree-related work experience:

The Corporate Route: Getting a Werkstudent job at a company like BMW, SAP, or a local startup.

The Academic Route: Getting a HiWi (Hilfswissenschaftler) job directly at your university, working as a research or teaching assistant for a professor.

Corporate jobs generally pay much higher hourly wages. So why do so many smart international students fiercely compete for the lower-paying HiWi jobs?

The Visa Loophole: The 140-Day Exemption

This is the single greatest advantage of a HiWi job.

As you know, a standard student visa restricts you to working exactly 140 full days per year. If you work a corporate Werkstudent job, every single shift burns those days.

HiWi jobs DO NOT count toward your 140-day limit.

Under German immigration law (AufenthG § 16b), academic and student assistant work at a university is completely exempt from the working hours limit.

The Ultimate Strategy: You can work 15 hours a week as a HiWi for your professor (burning zero visa days), AND you still have your full 140 days to work a weekend Minijob or a summer internship to make extra cash. It essentially grants you unlimited working rights.

The Wage Difference

The catch is the money.

Corporate Werkstudent: You can easily negotiate €15 to €22 per hour depending on your tech skills and the city.

HiWi Jobs: The wages are fixed by the state government (Tarifvertrag). In most states, a HiWi with a Bachelor's degree earns a fixed rate of exactly €13.25 to €14.00 per hour. You cannot negotiate it.

The Career Impact

Which job should you choose?

Choose HiWi IF: You want to pursue a PhD, need a strong letter of recommendation from a professor, want an easy topic for your Master's thesis, or desperately need to bypass the 140-day visa limit to hold a second job.

Choose Werkstudent IF: Your goal is to secure an EU Blue Card immediately after graduation. Working 2 years at a corporate startup allows you to network, build a CV, and often results in a seamless full-time return offer the day you graduate.

Both roles are taxed exactly the same (exempt from health/unemployment, subject to 9.3% pension). Use our Werkstudent Salary Calculator to compare the exact net difference between the two hourly rates.